LT1490C View Datasheet(PDF) - Linear Technology
Part Name
Description
MFG CO.
'LT1490C' PDF : 12 Pages View PDF
LT1490/LT1491
ABSOLUTE MAXIMUM RATINGS
Total Supply Voltage (V + to V –) .............................. 44V
Input Differential Voltage ......................................... 44V
Input Current ...................................................... ±25mA
Output Short-Circuit Duration (Note 1) ......... Continuous
Operating Temperature Range ................ – 40°C to 85°C
Junction Temperature ........................................... 150°C
Specified Temperature Range (Note 2) .. – 40°C to 85°C
Storage Temperature Range ................. – 65°C to 150°C
Lead Temperature (Soldering, 10 sec).................. 300°C
PACKAGE/ORDER INFORMATION
OUT A 1
–IN A 2
+IN A 3
V– 4
TOP VIEW
A
B
8 V+
7 OUT B
6 –IN B
5 +IN B
MS8 PACKAGE
8-LEAD MSOP
N8 PACKAGE
8-LEAD PDIP
S8 PACKAGE
8-LEAD PLASTIC SO
TJMAX = 150°C, θJA = 250°C/ W (MS8)
TJMAX = 150°C, θJA = 130°C/ W (N8)
TJMAX = 150°C, θJA = 190°C/ W (S8)
ORDER PART
NUMBER
LT1490CMS8
LT1490CN8
LT1490CS8
MS8 PART MARKING
LTBB
S8 PART MARKING
1490
Consult factory for Industrial and Military grade parts.
TOP VIEW
OUT A 1
–IN A 2
A
+IN A 3
V+ 4
+IN B 5
B
–IN B 6
OUT B 7
14 OUT D
13 –IN D
D
12 +IN D
11 V–
10 +IN C
C
9 – IN C
8 OUT C
N PACKAGE
S PACKAGE
14-LEAD PDIP 14-LEAD PLASTIC SO
TJMAX = 150°C, θJA = 110°C/ W (N)
TJMAX = 150°C, θJA = 150°C/ W (S)
ORDER PART
NUMBER
LT1491CN
LT1491CS
ELECTRICAL CHARACTERISTICS
VS = 3V, 0V; VS = 5V, 0V; VCM = VOUT = half supply, TA = 25°C, unless otherwise noted. (Note 2)
SYMBOL PARAMETER
CONDITIONS
MIN
TYP
MAX
VOS
Input Offset Voltage
Input Offset Voltage Drift
IOS
Input Offset Current
IB
Input Bias Current
Input Noise Voltage
LT1490 N Package
0°C ≤ TA ≤ 70°C
q
– 40°C ≤ TA ≤ 85°C
q
LT1490 S Package
0°C ≤ TA ≤ 70°C
q
– 40°C ≤ TA ≤ 85°C
q
LT1491 N Package
0°C ≤ TA ≤ 70°C
q
– 40°C ≤ TA ≤ 85°C
q
LT1490CMS8 Package, LT1491 S Package
0°C ≤ TA ≤ 70°C
q
– 40°C ≤ TA ≤ 85°C
q
0°C ≤ TA ≤ 70°C (Note 6)
q
q
VCM = 44V (Note 3)
q
q
VCM = 44V (Note 3)
q
VS = 0V
0.1Hz to 10Hz
220
800
1000
1100
220
950
1200
1300
300
1100
1350
1450
350
1450
1650
1750
2
4
0.2
0.8
0.8
4
8
4
10
0.1
1
en
Input Noise Voltage Density
f = 1kHz
50
in
Input Noise Current Density
f = 1kHz
0.03
UNITS
µV
µV
µV
µV
µV
µV
µV
µV
µV
µV
µV
µV
µV/°C
nA
µA
nA
µA
nA
µVP-P
nV/√Hz
pA/√Hz
2
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